[Dependency] Update Submitty from v23.08.01 to v23.10.00 (#13)

Bumps [Submitty](https://github.com/Submitty/Submitty) from version
[v23.08.01](https://github.com/Submitty/Submitty/releases/tag/v23.08.01)
to
[v23.10.00](https://github.com/Submitty/Submitty/releases/tag/v23.10.00).

Co-authored-by: SubmittyBot <SubmittyBot@users.noreply.github.com>
Co-authored-by: Barb Cutler <bmcutler@users.noreply.github.com>

Author: SubmittyBot

config.json

@@ -1,3 +1,3 @@
 {
-  "submitty_version": "v23.08.01"
+  "submitty_version": "v23.10.00"
 }